CVE-2026-7597: PYSEC-2026-2636 - mem0ai mem0 has an Improper Input Validation Issue

CVE-2026-7597 · Severity: medium · CVSS 6.3 · Published 2026-05-01

A vulnerability was found in mem0ai mem0 up to 1.0.11. This affects the function pickle.load/pickle.dump of the file mem0/vector_stores/faiss.py. Performing a manipulation results in deserialization. It is possible to initiate the attack remotely. The exploit has been made public and could be used. The patch is named 62dca096f9236010ca15fea9ba369ba740b86b7a. Applying a patch is the recommended action to fix this issue.

Technologies: mem0ai (PyPI). Vendors: PyPI.

Quick answers

Is CVE-2026-7597 exploited in the wild?
No. Junglewise Threat Intelligence has no report of CVE-2026-7597 being exploited in the wild.
How severe is CVE-2026-7597?
Medium severity, with a CVSS score of 6.3, published 1 May 2026.
Which products and versions are affected?
mem0ai (PyPI) ECOSYSTEM:introduced=0,fixed=2.0.0b2.
Is there a fix for CVE-2026-7597?
Yes. mem0ai (PyPI): upgrade to 2.0.0b2 or later. Junglewise finds every place you run it, drafts the upgrade and applies it once you approve.
Am I affected by CVE-2026-7597?
Check whether you run mem0ai (PyPI) at an affected version. Junglewise does that check for you around the clock: connect your code, cloud and domains, and it matches new vulnerabilities like this one against what you actually run and tells you when one reaches you.

How to fix

  • mem0ai (PyPI): upgrade to 2.0.0b2 or later
    pip install "mem0ai>=2.0.0b2"

Affected products

  • mem0ai (PyPI) ECOSYSTEM:introduced=0,fixed=2.0.0b2

Identifiers

  • CVE-2026-7597
  • GHSA-xqxw-r767-67m7
  • PYSEC-2026-2636

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